第556章 双动活塞
笔趣阁(biquge321.com)更新快,无弹窗!
“司空绝,你跟我走一趟。”
两人沿着水渠走了大约三百步,叶无忌在一处渠道变窄的地方停了下来。
这里渠道的宽度从原来的六尺收窄到不到三尺,水流被挤压之后速度明显加快,拍打着渠壁的石头哗哗作响。
叶无忌蹲在渠边,看了看水流速度和落差。
“这水流的力道,足够架一座新式水排了。”叶无忌说道。
司空绝点点头:“水排属下自然知道,从汉代起就有了。属下在荆湖时也见过大铁坊用水轮带动皮鼓风箱,确实省人力。但就像属下刚才说的,传统的皮排是单向的,压一下出一股风,水流一急皮鼓还容易撑破,风力断断续续,到了这生铁炉子里,温度还是上不去。”
“所以我让你做的,不是传统的单向皮排。”叶无忌从怀里掏出一张纸,蹲在地上画了起来,“改用水力带动双动活塞木风箱。”
司空绝一愣:“双动……活塞木风箱?”
“对,不用牛皮,改用木箱。水轮一转,通过曲柄连杆带动推杆在木箱里前后运动。箱体内装上活塞,两头各设进风、出风的活门。”叶无忌指着图纸上的结构,“推的时候,这头出风;拉的时候,另一头出风。推拉皆有风,风力连绵不绝。”
司空绝凑近图纸看了半天,眼睛越瞪越大,倒吸了一口凉气,猛地拍着大腿叫了起来。
“双向出风!推拉不断!而且是用木箱活塞代替了牛皮鼓……这、这简直是巧夺天工的奇思妙想!统辖大人,这么一来,风量何止提三倍,简直是源源不断,炉温绝不会降!”
他做了一辈子匠人,传统水排的弊端他再清楚不过,可从未想过风箱还能设计成“推拉双向出风”的活塞式结构,配合上水力连杆,这简直是冶铁行当的一场革新!
“不仅如此。”叶无忌在图纸的主轴上又添了几笔,“在同一根水轮主轴上,再加一组凸轮。水轮还能同时带动一把锻锤。锤头吊在横杆上,水轮转一圈,凸轮拨动一次,锤头就落一下。铁料放在砧台上,一天能自动锻几百锤。比人抡锤快十倍,力道还均匀。”
司空绝的眼睛彻底直了,呼吸都急促起来。
水力双动鼓风解决炉温和连续供风的问题,水力凸轮锻锤解决锻造效率问题。
这两样东西要是同时造出来,灌县的铁器产量能翻十倍都不止!
“统辖大人,这图纸……”司空绝的手都在抖。
“你拿去,今天就开工。水轮、推杆、木风箱、锤架,全用上好的硬木。轴承和连杆关节的部分用铜套,匠坊里有现成的铜料。渠道这边需要加一道拦水坝,把水位抬高三尺,水轮才转得起来。拦水坝用石头垒就行了,不用太讲究。”
司空绝把图纸小心翼翼地叠好塞进怀里,贴着胸口放好,转身就要跑。
叶无忌拦住他。
“等一下。铁钻头的事别忘了。第一炉出的生铁虽然软,但用水力锻锤反复锻打去渣之后,做钻头勉强够用了。盐井那边等不了太久,先造两个钻头出来试打第一口井。”
“属下明白!有了这水排和水锤,明儿一早属下就把钻头给您送去!”
司空绝像打了鸡血一样,一溜烟跑了。
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